QUESTION 10 Choose the BEST description of dysphagia: A. an impairment in the ability to use/comprehend language B. a more mild version of aphasia C. an impairment in the ability to swallow food D. an impairment in the ability to chew or swallow food

The answer is C.

Explanation:

People suffering from dysphagia may have moderate language impairments, and experience difficulty in swallowing food or liquids.

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.

good question. i'll be looking into that. (this is a joke sir)